72315723

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 102995200

約数和(自身を除く): 30679477

約数列:

[1, 3, 37, 43, 109, 111, 129, 139, 327, 417, 1591, 4033, 4687, 4773, 5143, 5977, 12099, 14061, 15151, 15429, 17931, 45453, 173419, 221149, 520257, 560587, 651493, 663447, 1681761, 1954479, 24105241, 72315723]

約数ペア:

[(1, 72315723), (3, 24105241), (37, 1954479), (43, 1681761), (109, 663447), (111, 651493), (129, 560587), (139, 520257), (327, 221149), (417, 173419), (1591, 45453), (4033, 17931), (4687, 15429), (4773, 15151), (5143, 14061), (5977, 12099)]